Home / 5,446.72-8,170.08-1,551.12

Finding the Fourth Proportional to 5,446.72, 8,170.08 and 1,551.12

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Solution

The fourth proportional to 5,446.72, 8,170.08 and 1,551.12 is: 2,326.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.72 : 8,170.08 = 1,551.12 : x
  2. Step 2: Convert to fraction form
    5,446.72/8,170.08 = 1,551.12/x
  3. Step 3: Cross multiply
    5,446.72x = 8,170.08 × 1,551.12
  4. Step 4: Simplify right side
    5,446.72x = 12,672,774.49
  5. Step 5: Solve for x
    x = 12,672,774.49/5,446.72
  6. Step 6: Final answer
    x = 2,326.68

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Half scale
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Double scale
Find fourth proportional to 5,447.72, 8,171.58 and 1,552.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.